In this activity students will discover the different forms of heat transfer such as conduction, convection, and radiation and that these forms can be demonstrated by popping popcorn. Students will learn the health benefits of popcorn, one of America's favorite snacks. Students will also use fun facts about popcorn to solve math problems. This lesson plan was created as a result of the Girls Engaged in Math and Science, GEMS Project funded by the Malone Family Foundation.